diff --git a/variants/wio-tracker-l1/WioTrackerL1Board.h b/variants/wio-tracker-l1/WioTrackerL1Board.h
index 03aef79c..f04b673f 100644
--- a/variants/wio-tracker-l1/WioTrackerL1Board.h
+++ b/variants/wio-tracker-l1/WioTrackerL1Board.h
@@ -38,5 +38,9 @@ public:
     NVIC_SystemReset();
   }
 
+  void powerOff() override {
+    sd_power_system_off();
+  }
+
   bool startOTAUpdate(const char* id, char reply[]) override;
 };